NPPES file of Aug 9, 2026

Lisa Nielsen, M.D.

Family Medicine Physician · Island Falls, ME

Lisa Nielsen, M.D. is a family medicine physician with a practice address in Island Falls, Maine, and NPI 1598706970, issued on Jun 9, 2006. Check the license (Maine 013731, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598706970
Name
Lisa Nielsen
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
013731 ME
Self-reported in NPPES; status is on the state search
Practice location
1300 Crystal RD, Island Falls, ME 04747
Phone
(207) 463-3600
Enumerated
Jun 9, 2006
Record last updated
Apr 4, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(207) 463-3603
Medicaid ID
298050099 ME
Medicare enrollment
Enrolled (PECOS I20050217000057); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1991
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1300 Crystal RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sharon Walker, RNRegistered Nurse1932431871

Verify Lisa Nielsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license 013731    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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49% more Medicare Part D claims than the average family medicine physician in 2024

5,298 Medicare Part D claims for 334 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 269 claims were for opioids.

  1. Lisa Nielsen5,298
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium235 claims
  2. Lisinopril188 claims
  3. Albuterol Sulfate Hfa170 claims
  4. Gabapentin165 claims
  5. Levothyroxine Sodium153 claims
  6. Omeprazole149 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Katahdin Valley Health CenterPatten, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Family Medicine Physician providers in Maine

There are 1,172 family medicine physician records in Maine.

All 1,172 in Maine →

Other family medicine physician records in Maine

  1. Jeffrey Aalberg, MDFalmouth, ME1669400222
  2. Elizabeth Abbas, DOFarmington, ME1932588100
  3. Robert Abrams, M.D.Lubec, ME1720067010
  4. Andrea Abrell, DOAugusta, ME1558525188
  5. Justine Achille, MDGorham, ME1962962324
  6. Katie Adams, MDLincoln, ME1154764975
  7. Thomas Adams, MDSouthwest Harbor, ME1851331565
  8. Rebecca Adamson, MDLewiston, ME1912313982
  9. Constance Adler, M.D., F.A.A.F.P.Farmington, ME1487689675
  10. Devesh Agarwal, M.D.Lincoln, ME1710116876

Common questions

What is Lisa Nielsen, M.D.'s NPI number?

Lisa Nielsen, M.D.'s National Provider Identifier (NPI) is 1598706970, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Nielsen, M.D. located?

The NPPES record lists a practice address at 1300 Crystal RD, Island Falls, ME, 04747. Phone: (207) 463-3600. Providers update this record themselves, so call before visiting.

How can I verify Lisa Nielsen, M.D.'s license?

NPPES lists Maine license number 013731, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lisa Nielsen, M.D. prescribe under Medicare Part D?

In 2024, Lisa Nielsen, M.D. had 5,298 Medicare Part D claims for 334 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.